# Overview

![](/files/-LeIxgJtS4FCnaaug5Rf)

### Purpose

CODEX® Multiplex Analysis Viewer (MAV) is an ImageJ plugin used to visualize, annotate and analyze cell populations using CODEX® image and segmentation data.

![](/files/-LeIxdWXiT0WCozS4As9)

### Core Functionalities

* Load and display experiment image data, including its various regions, markers and z-slices
* Provide an interface for hierarchical biaxial gating and KNN/FLANN clustering
* Allow for versatile population management to combine and re-cluster cell populations
* Visualize populations on region images and marker expressions in an intuitive heatmap
* Generate voronoi diagram for visualization and computation of neighboring populations
* Import and export annotated populations and analysis states


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://help.codex.bio/codex/mav/overview.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.